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Q: What is the base of the height 7 inches and the area 21 inches?
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How do you find the area of a triangle with base 21 inche and height 8 inches?

area = 1/2*base*perpendicular height =1/2*21*8 =84 square inches


What is the area of a triangle with a base of 7 inches and height of 6 inches?

21 inches squared


What is the height of a rectangular prism that has a volume of 1232 cm cubed and a base of 176 squared?

Volume = 1/3 x height x base area therefore height = 3 x volume/area = 3x 1232/176 = 21 inches.


What is the area of a triangle 6 inches high by 7 inches wide?

A(Triangle) = 0.5 X Base X perpendicular height Substituting A = 0.5 X 7 X 6 => A = 0.5 X 42 => A = 21 sq. ins.


How long is the base. if the area of a triangle is 210m.and the height is 20m.?

If the area of the triangle is 210 square m and its height is 20 m Then its base is: 21 m Check: 0.5*21*20 = 210 square m


What is the height of a trapezoid with parallel sides of 8 and 13 inches and an area of 94.5 square inches?

1/2*(sum of parallel sides)*height = 94.5 1/2*21*height = 94.5 sq inches Multiply both sides by 2 and then divide both sides by 21: height = 9 inches Check: 1/2*21*9 = 94.5 sq inches


What is the area of a trapazoid that is 9inch and 5inch and 3 inch height?

Area = 0.5*(9+5)*3 = 21 square inches


Find the volume of a square pyramid with base edges of 21 feet and a height of 18 feet?

Volume of this pyramid is (area of base) x (height) / 3. The area of the base (square) is (edge)2 So (21 ft)2 * (18 ft)/3 = 26586 cubic feet


What is the answer of the area of a triangle is 210 m2 . If the height is 20m. How long is the base?

The base is 21m because area is 0.5*20*21 = 210 square m


What is the area of the parallelogram 3 feet and 7 feet?

The area of a parallelogram is calculated by multiplying the length of the base by the height. In this case, the base is 3 feet and the height is 7 feet. Therefore, the area of the parallelogram is 3 feet * 7 feet = 21 square feet.


What is the area of a triangle with base 5 and height 3?

Area = 1/2 base * perpendicular height so 1/2*21*9 =94.5 square units


What is the unknown base of a trapizoid if the area equals 21 the second base equals 5 and the height equals 2cm?

It is: 16 cm.